Acirsa menesthoides P. P. Carpenter, 1864 accepted as Couthouyella menesthoides (P. P. Carpenter, 1864) (original description)
Acmaea atrata P. P. Carpenter, 1864 accepted as Lottia atrata (P. P. Carpenter, 1864) (original description)
Acmaea strigatella P. P. Carpenter, 1864 accepted as Lottia strigatella (P. P. Carpenter, 1864) (original description)
Asthenothaerus P. P. Carpenter, 1864 (original description)
Asthenothaerus villosior P. P. Carpenter, 1864 (original description)
Atys casta P. P. Carpenter, 1864 accepted as Aliculastrum exaratum (P. P. Carpenter, 1857) (original description)
Bittium nitens P. P. Carpenter, 1864 (original description)
Bryophila P. P. Carpenter, 1864 accepted as Philobrya J. G. Cooper, 1867 (original description)
Bryophila setosa P. P. Carpenter, 1864 accepted as Philobrya setosa (P. P. Carpenter, 1864) (original description)
Callista pannosa var. puella P. P. Carpenter, 1864 accepted as Transennella puella (P. P. Carpenter, 1864)  (original description)
Callista pollicaris P. P. Carpenter, 1864 accepted as Hyphantosoma pollicaris (P. P. Carpenter, 1864) (original description)
Crenella inflata P. P. Carpenter, 1864 accepted as Crenella decussata (Montagu, 1808) (original description)
Cythnia P. P. Carpenter, 1864 (original description)
Cythnia albida P. P. Carpenter, 1864 (original description)
Cythnia asteriaphila P. P. Carpenter, 1864 (original description)
Diala electrina P. P. Carpenter, 1864 accepted as Lirobarleeia electrina (P. P. Carpenter, 1864)  (original description)
Eucosmia P. P. Carpenter, 1864 accepted as Eulithidium Pilsbry, 1898 (original description)
Eucosmia cyclostoma P. P. Carpenter, 1864 accepted as Eulithidium cyclostoma (P. P. Carpenter, 1864) (original description)
Eucosmia punctata P. P. Carpenter, 1864 (original description)
Eucosmia variegata P. P. Carpenter, 1864 accepted as Eulithidium typicum (Dall, 1908) (original description)
Eucosmia variegata substriata P. P. Carpenter, 1864 accepted as Eulithidium substriatum (P. P. Carpenter, 1864) (original description)
Fenella crystallina P. P. Carpenter, 1864 accepted as Opalia crystallina (P. P. Carpenter, 1864) (original description)
Fossarus parcipictus P. P. Carpenter, 1864 accepted as Echinolittorina parcipicta (P. P. Carpenter, 1864) (original description)
Fossarus purus P. P. Carpenter, 1864 (original description)
Glyphis saturnalis P. P. Carpenter, 1864 accepted as Diodora saturnalis (P. P. Carpenter, 1864) (original description)
Haplocochlias P. P. Carpenter, 1864 (original description)
Haplocochlias cyclophoreus P. P. Carpenter, 1864 (original description)
Hyala rotunda P. P. Carpenter, 1864 (original description)
Hydrobia compacta P. P. Carpenter, 1864 accepted as Assiminea compacta (P. P. Carpenter, 1864) (original description)
Ischnochiton parallelus P. P. Carpenter, 1864 (original description)
Ischnochiton prasinatus P. P. Carpenter, 1864 (original description)
Ischnochiton serratus P. P. Carpenter, 1864 accepted as Lepidozona serrata (P. P. Carpenter, 1864) (original description)
Levicardium [sic] accepted as Laevicardium Swainson, 1840 (basis of record)
Levicardium apicinum P. P. Carpenter, 1864 accepted as Laevicardium apicinum P. P. Carpenter, 1864 accepted as Cardium elenense G. B. Sowerby II, 1840 accepted as Laevicardium elenense (G. B. Sowerby II, 1840) (original description)
Litorina penicillata P. P. Carpenter, 1864 accepted as Littorina penicillata P. P. Carpenter, 1864 accepted as Echinolittorina penicillata (P. P. Carpenter, 1864) (original description)
Litorina pullata P. P. Carpenter, 1864 accepted as Littoraria pintado pullata (P. P. Carpenter, 1864) (original description)
Lucina lingualis P. P. Carpenter, 1864 accepted as Cavilinga lingualis (P. P. Carpenter, 1864) (original description)
Nacella peltoides P. P. Carpenter, 1864 accepted as Williamia peltoides (P. P. Carpenter, 1864) (original description)
Narica aperta P. P. Carpenter, 1864 accepted as Vanikoro aperta (P. P. Carpenter, 1864) (original description)
Psammobia regularis P. P. Carpenter, 1864 accepted as Gari lata (Deshayes, 1855) (original description)
Rissoa albolirata P. P. Carpenter, 1864 accepted as Lirobarleeia albolirata (P. P. Carpenter, 1864) (original description)
Solemya valvulus P. P. Carpenter, 1864 (original description)
Tellina ochracea P. P. Carpenter, 1864 accepted as Laciolina ochracea (P. P. Carpenter, 1864) (original description)

Baja California for Acmaea atrata P. P. Carpenter, 1864 
Baja California Sur for Eucosmia variegata P. P. Carpenter, 1864 
Baja California Sur for Litorina pullata P. P. Carpenter, 1864 
Baja California Sur for Lucina lingualis P. P. Carpenter, 1864 
Baja California Sur for Narica aperta P. P. Carpenter, 1864 
Temperate Northern Pacific for Acirsa menesthoides P. P. Carpenter, 1864 
Temperate Northern Pacific for Callista pollicaris P. P. Carpenter, 1864 
Temperate Northern Pacific for Cythnia asteriaphila P. P. Carpenter, 1864 
Temperate Northern Pacific for Diala electrina P. P. Carpenter, 1864 
Temperate Northern Pacific for Eucosmia cyclostoma P. P. Carpenter, 1864 
Temperate Northern Pacific for Fossarus parcipictus P. P. Carpenter, 1864 
Temperate Northern Pacific for Fossarus purus P. P. Carpenter, 1864 
Temperate Northern Pacific for Hyala rotunda P. P. Carpenter, 1864 
Temperate Northern Pacific for Ischnochiton parallelus P. P. Carpenter, 1864 
Temperate Northern Pacific for Ischnochiton serratus P. P. Carpenter, 1864 
Temperate Northern Pacific for Litorina penicillata P. P. Carpenter, 1864 
Temperate Northern Pacific for Solemya valvulus P. P. Carpenter, 1864 
Temperate Northern Pacific for Tellina ochracea P. P. Carpenter, 1864 

 Type locality

 for Cardium apicinum (P. P. Carpenter, 1864)

"Cape St. Lucas" [= Cabo San Lucas, Baja California Sur, Mexico] [details]